94 gmc 4×4 pickup 350 fuel injection will not start when it sits over night. run fine when warm?

3 Responses to 94 gmc 4×4 pickup 350 fuel injection will not start when it sits over night. run fine when warm?

  1. wrenchr2 September 24, 2010 at 12:41 pm #

    check your coolant sensor.seen it a lot.

  2. br549 September 24, 2010 at 12:41 pm #

    Check the ignition system. Coil, cap, plugs, and wires.

  3. mare13 September 24, 2010 at 12:41 pm #

    Here are some of the problems..Injectors leaking, or fuel system problem at all as sender (in the tank) or fuel pump (which may be in the tank) battery discharged or low distributor rotor carbon tracked (if you have that)